90311940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26407}}^1$

素因数の和:26441

約数の個数: 72

約数和(自身を含む): 288375360

約数和(自身を除く): 198063420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 26407, 52814, 79221, 105628, 132035, 158442, 237663, 264070, 316884, 396105, 475326, 501733, 528140, 792210, 950652, 1003466, 1188315, 1505199, 1584420, 2006932, 2376630, 2508665, 3010398, 4515597, 4753260, 5017330, 6020796, 7525995, 9031194, 10034660, 15051990, 18062388, 22577985, 30103980, 45155970, 90311940]

約数ペア:

[(1, 90311940), (2, 45155970), (3, 30103980), (4, 22577985), (5, 18062388), (6, 15051990), (9, 10034660), (10, 9031194), (12, 7525995), (15, 6020796), (18, 5017330), (19, 4753260), (20, 4515597), (30, 3010398), (36, 2508665), (38, 2376630), (45, 2006932), (57, 1584420), (60, 1505199), (76, 1188315), (90, 1003466), (95, 950652), (114, 792210), (171, 528140), (180, 501733), (190, 475326), (228, 396105), (285, 316884), (342, 264070), (380, 237663), (570, 158442), (684, 132035), (855, 105628), (1140, 79221), (1710, 52814), (3420, 26407)]